IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 342 - 354 of 1022
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Question 342
Question
MCQ▾If , then x is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 25 | |
b. | 14 | |
c. | 23 | |
d. | 12 | |
Question 343
Question 344
Question
MCQ▾A factor of is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | 5 | |
c. | ||
d. | All a., b. and c. are correct | |
Question 345
Question 346
Question
MCQ▾What is the value of at ?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Discriminant | |
b. | c | |
c. | a | |
d. | 0 | |
Question 347
Question 348
Question
MCQ▾The value of x, for which is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | 3 | |
c. | ||
d. | 1 | |
Question 349
Question
MCQ▾If , then the value of .
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 36 | |
b. | 30 | |
c. | 33 | |
d. | 39 | |
Question 350
Question
MCQ▾A contractor employed 120 men to build a house in 45 days. After 15 days, he was joined by 30 more men. In how many days will the remaining work be finished?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 20 days | |
b. | 18 days | |
c. | 28 days | |
d. | 24 days | |